Nakagawa, Koichi
Current rating: 1333
Record: 9-18 (GP) / 1-5 (professional)
| Grand Prix Kobe 2008 (Lorwyn block) | starting rating: 1399 | |||
| round | table | opponent (rating) | result | Δrating |
| 1block | 116 | Yamauchi, Kazushi (1500) | Lost 1-2 | -171382 |
| 2block | 237 | Minamimura, Yukihiro (1479) | Lost 0-2 | -161366 |
| 3block | 316 | Yokono, Yuusuke (1464) | Lost 1-2 | -161350 |
| 4block | 371 | Tezuka, Yuuki (1436) | Lost 1-2 | -171333 |
| top | average opponent: 1470record: 0-4 | new rating: 1333 | ||
| Grand Prix Okayama 2004 (extended) | starting rating: 1356 | |||
| round | table | opponent (rating) | result | Δrating |
| 1extended | 48 | Kawabata, Masanori (1500) | Won 2-0 | +211377 |
| 2extended | 27 | Takahashi, Kenji (1540) | Won 2-1 | +211398 |
| 3extended | 38 | Hojo, Naomasa (1675) | Lost 0-2 | -131385 |
| 4extended | 73 | Murata, Shohei (1488) | Won 2-1 | +201405 |
| 5extended | 57 | Nishimura, Norihito (1723) | Lost 0-2 | -131392 |
| 6extended | 85 | Tanaka, Kazuyuki (1589) | Won 2-0 | +221414 |
| 7extended | 70 | Eura, Hiroki (1561) | Lost 1-2 | -151399 |
| top | average opponent: 1582record: 4-3 | new rating: 1399 | ||
| Grand Prix Shizuoka 2003 (MRD limited) | starting rating: 1380 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 6 | Shinoda, Ryo (1500) | Lost 1-2 | -151365 |
| 2sealed | 241 | Tazawa, Jun (1562) | Lost 0-2 | -151350 |
| 3sealed | 274 | Horibe, Tadaaki (1461) | Won 2-0 | +201370 |
| 4sealed | 205 | Miyazaki, Hidetaka (1607) | Lost 1-2 | -141356 |
| top | average opponent: 1532record: 1-3 | new rating: 1356 | ||
| Grand Prix Sendai 2001 (extended) | starting rating: 1426 | |||
| round | table | opponent (rating) | result | Δrating |
| 1extended | 67 | Katou, Makoto (1500) | Lost 0-2 | -171409 |
| 2extended | 154 | Ida, Takahito (1482) | Won 2-0 | +191428 |
| 3extended | 130 | Sasaki, Hidetsugu (1499) | Lost 0-2 | -161412 |
| 4extended | 150 | Kiso, Keisuke (1482) | Lost 0-2 | -171395 |
| 5extended | 174 | Shibata, Naoki (1463) | Lost 0-2 | -171378 |
| 6extended | 164 | Otake, Hiroshi (1446) | Won 2-0 | +191397 |
| 7extended | 138 | Ito, Koichi (1447) | Lost 0-2 | -171380 |
| top | average opponent: 1474record: 2-5 | new rating: 1380 | ||
| Pro Tour Chicago 2000 (INV standard) | starting rating: 1484 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 3 | Johns, Scott (1795) | Lost 0-2 | -121472 |
| 2standard | 156 | Ronaldson, Ben (1836) | Lost 0-2 | -121460 |
| 3standard | 156 | Ottovordemgentschenfelde, Rolf (1459) | Lost 0-2 | -181442 |
| 4standard | 152 | Muller, Stefan (1453) | Lost 1-2 | -181424 |
| 5standard | 144 | Cardona, Paulo (1537) | Won 2-0 | +201444 |
| 6standard | 122 | Rabuffetti, Massimo (1422) | Lost 0-1 | -181426 |
| top | average opponent: 1584record: 1-5 | new rating: 1426 | ||
| Grand Prix Kyoto 2000 (extended) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 3extended | 117 | Shibasaki, Yoshihiro (1500) | Lost 0-1 | -181482 |
| 4extended | 88 | Ichikawa, Yasura (1517) | Won 2-0 | +191501 |
| 5extended | 59 | Toochika, Takayuki (1518) | Won 2-0 | +181519 |
| 6extended | 90 | Ishikura, Nobuyuki (1552) | Lost 0-2 | -171502 |
| 7extended | 90 | Sumi, Kazuhiko (1528) | Lost 0-2 | -181484 |
| top | average opponent: 1523record: 2-3 | new rating: 1484 | ||